qakbot | 9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6

General

Target

9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll
Size

628KB
MD5

1a12c2f532fc10f7ccbfac3cc235d194
SHA1

0fbd241ef0b044059b18d2a898fd0b86ebc3e783
SHA256

9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6
SHA512

b87bc4d7737cae8dbd6295855f8e8e71ce1cf0a085231cbce984a324ce21c20adbd7f99a6feb137ddf3d955b0d3f8d4d7e153d428d5705e941b3f3a1b904dd78

Score

10^/10

qakbot cullinan 1640168876 banker evasion stealer trojan

Malware Config

Extracted

Family

qakbot

Version

403.10

Botnet

cullinan

Campaign

1640168876

C2

93.48.80.198:995

140.82.49.12:443

32.221.229.7:443

24.152.219.253:995

31.35.28.29:443

96.37.113.36:993

190.39.205.165:443

79.173.195.234:443

39.49.66.100:995

103.139.242.30:22

79.167.192.206:995

45.9.20.200:2211

24.95.61.62:443

37.210.226.125:61202

103.139.242.30:995

70.163.1.219:443

103.143.8.71:6881

76.169.147.192:32103

136.143.11.232:443

63.153.187.104:443

Attributes

salt
jHxastDcds)oMc=jvh7wdUhxcsdt2

Signatures

Qakbot/Qbot
Qbot or Qakbot is a sophisticated worm with banking capabilities.
trojan banker stealer qakbot
Windows security bypass 2 TTPs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112
Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

964 regsvr32.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1060 schtasks.exe

pid	process
964	regsvr32.exe

pid	process
1060	schtasks.exe

Modifies data under HKEY_USERS 10 IoCs

Processes:

explorer.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Dkrwggme	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Dkrwggme\1cdd429d = 50eb143bdd4bc8fd39a5dbd091b06e9f97be59e8508dfe804fd82f195610db7ed2bf40dddb7f1f806467de	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Dkrwggme\2b03b2af = f2d8ce3dd1b6c2b183f6da2c206611bf6a92f0bb4903301b77441bbf3304377306091635001a06bd2287215b5f2a3c64a3724924fce3d5d27a6c2a3a8742a358ceec20cd09a03bef56b8d41c6731f537a2d2bc864adcef91948e3a80ab05a94964964b1d03e7418c4c780a8b9b7e4effdb	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Dkrwggme\560bfd25 = e0309e31cbbedbb849a89fa7144c7ad5a2280da5e10fc92236f0627a1546247910bc7635b161c6976de071c78893e4efaa6176d832151962bf072cc6703ac2d3f860defa7268ab5238cd033b9c9cc07ed60f3126dc1d5a5e	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Dkrwggme\63942d6b = ae9c325a7bdd5ea2cb083b6e124268086fa2ddad997402d1a6d4e7ebd6052ad60ba33cf136424863c8fe41dba7f3385323b2268a5f948ff8d60968d29245862ae388f342cf571d1e6464b54ceb50066f3794c617ad851fcef654ccabaf5b6aa3b2de72b2	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Dkrwggme\1cdd429d = 50eb033bdd4bfddc14323eb2096af68490feb6564c0cecd5f90350d14c06123691d659f7537e8b8671ca01016b693dc9d1e6eca442253ae0348e88e9ca798882	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Dkrwggme\294292d3 = 62198e2faa3e963891296e9b65a6867d62ad8a19c3b9214f1e01f06eb66480252669d7693fe2468c6e697f097f8ca16ce6c146cd9767384108317687c373f6d8f474e67507848b479427d4f9f16109e51038bd78095bc330718e6c47006cd08008f46c7b5ff2fe89cc303700a63e8192fae4e20c67	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Dkrwggme\93bfd5ca = 63a10bc26b7ad19ef3fecb9213c6d7bcdaecdbd2c3a319df5ab048a0fb7c62275b91fb0aa53a11b41bf8219c75d9ddf13d87a77c9401fe478c36ecac559d95d1da9b0e4061f7767edd853991392677da7884b197f095a1fd	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Dkrwggme\eeb79a40 = 72ecc293d10eabce1f842ac0e56dcc8cee5b04ea8c8210179800a4e55006f4795ea0838c23bce96cfb4a63744aae8af1d7cacb9b5b9d034ced325e8e005a2190a27deab6bb861af2cfd279	explorer.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Dkrwggme\91fef5b6 = 62ff0fc5800e8e34d7353d0c12db9e8776ea34c2a909cea65739d3380cce583e67983cb2ae94a87938cdceaef7074f1a	explorer.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

524 rundll32.exe
964 regsvr32.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

rundll32.exeregsvr32.exe

pid process

524 rundll32.exe
964 regsvr32.exe

pid	process
524	rundll32.exe
964	regsvr32.exe

pid	process
524	rundll32.exe
964	regsvr32.exe

Suspicious use of WriteProcessMemory 43 IoCs

Processes:

rundll32.exerundll32.exeexplorer.exetaskeng.exeregsvr32.exeregsvr32.exeexplorer.exe

description	pid	process	target process
PID 1640 wrote to memory of 524	1640	rundll32.exe	rundll32.exe
PID 1640 wrote to memory of 524	1640	rundll32.exe	rundll32.exe
PID 1640 wrote to memory of 524	1640	rundll32.exe	rundll32.exe
PID 1640 wrote to memory of 524	1640	rundll32.exe	rundll32.exe
PID 1640 wrote to memory of 524	1640	rundll32.exe	rundll32.exe
PID 1640 wrote to memory of 524	1640	rundll32.exe	rundll32.exe
PID 1640 wrote to memory of 524	1640	rundll32.exe	rundll32.exe
PID 524 wrote to memory of 516	524	rundll32.exe	explorer.exe
PID 524 wrote to memory of 516	524	rundll32.exe	explorer.exe
PID 524 wrote to memory of 516	524	rundll32.exe	explorer.exe
PID 524 wrote to memory of 516	524	rundll32.exe	explorer.exe
PID 524 wrote to memory of 516	524	rundll32.exe	explorer.exe
PID 524 wrote to memory of 516	524	rundll32.exe	explorer.exe
PID 516 wrote to memory of 1060	516	explorer.exe	schtasks.exe
PID 516 wrote to memory of 1060	516	explorer.exe	schtasks.exe
PID 516 wrote to memory of 1060	516	explorer.exe	schtasks.exe
PID 516 wrote to memory of 1060	516	explorer.exe	schtasks.exe
PID 1140 wrote to memory of 1924	1140	taskeng.exe	regsvr32.exe
PID 1140 wrote to memory of 1924	1140	taskeng.exe	regsvr32.exe
PID 1140 wrote to memory of 1924	1140	taskeng.exe	regsvr32.exe
PID 1140 wrote to memory of 1924	1140	taskeng.exe	regsvr32.exe
PID 1140 wrote to memory of 1924	1140	taskeng.exe	regsvr32.exe
PID 1924 wrote to memory of 964	1924	regsvr32.exe	regsvr32.exe
PID 1924 wrote to memory of 964	1924	regsvr32.exe	regsvr32.exe
PID 1924 wrote to memory of 964	1924	regsvr32.exe	regsvr32.exe
PID 1924 wrote to memory of 964	1924	regsvr32.exe	regsvr32.exe
PID 1924 wrote to memory of 964	1924	regsvr32.exe	regsvr32.exe
PID 1924 wrote to memory of 964	1924	regsvr32.exe	regsvr32.exe
PID 1924 wrote to memory of 964	1924	regsvr32.exe	regsvr32.exe
PID 964 wrote to memory of 1376	964	regsvr32.exe	explorer.exe
PID 964 wrote to memory of 1376	964	regsvr32.exe	explorer.exe
PID 964 wrote to memory of 1376	964	regsvr32.exe	explorer.exe
PID 964 wrote to memory of 1376	964	regsvr32.exe	explorer.exe
PID 964 wrote to memory of 1376	964	regsvr32.exe	explorer.exe
PID 964 wrote to memory of 1376	964	regsvr32.exe	explorer.exe
PID 1376 wrote to memory of 1668	1376	explorer.exe	reg.exe
PID 1376 wrote to memory of 1668	1376	explorer.exe	reg.exe
PID 1376 wrote to memory of 1668	1376	explorer.exe	reg.exe
PID 1376 wrote to memory of 1668	1376	explorer.exe	reg.exe
PID 1376 wrote to memory of 932	1376	explorer.exe	reg.exe
PID 1376 wrote to memory of 932	1376	explorer.exe	reg.exe
PID 1376 wrote to memory of 932	1376	explorer.exe	reg.exe
PID 1376 wrote to memory of 932	1376	explorer.exe	reg.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1640

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll,#1
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:524

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:516

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ppnaejud /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll\"" /SC ONCE /Z /ST 07:02 /ET 07:14
4⤵
- Creates scheduled task(s)
PID:1060

C:\Windows\system32\taskeng.exe
taskeng.exe {88C8A09C-1DB3-432E-9F54-E10006D96955} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1140

C:\Windows\system32\regsvr32.exe
regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll"
2⤵
- Suspicious use of WriteProcessMemory
PID:1924

C:\Windows\SysWOW64\regsvr32.exe
-s "C:\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll"
3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:964

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
4⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:1376

C:\Windows\system32\reg.exe
C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\ProgramData\Microsoft\Oeypjbfzeil" /d "0"
5⤵
PID:1668

C:\Windows\system32\reg.exe
C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\Users\Admin\AppData\Roaming\Microsoft\Omezedfyxegb" /d "0"
5⤵
PID:932

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Disabling Security Tools

1

T1089

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll
MD5
1a12c2f532fc10f7ccbfac3cc235d194

SHA1
0fbd241ef0b044059b18d2a898fd0b86ebc3e783

SHA256
9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6

SHA512
b87bc4d7737cae8dbd6295855f8e8e71ce1cf0a085231cbce984a324ce21c20adbd7f99a6feb137ddf3d955b0d3f8d4d7e153d428d5705e941b3f3a1b904dd78

Download Submit
\Users\Admin\AppData\Local\Temp\9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6.dll
MD5
1a12c2f532fc10f7ccbfac3cc235d194

SHA1
0fbd241ef0b044059b18d2a898fd0b86ebc3e783

SHA256
9f07b4d361df4a1b71c08e3686c45af62069c776d652f8d055bd05c9eebd82f6

SHA512
b87bc4d7737cae8dbd6295855f8e8e71ce1cf0a085231cbce984a324ce21c20adbd7f99a6feb137ddf3d955b0d3f8d4d7e153d428d5705e941b3f3a1b904dd78

Download Submit
memory/516-60-0x00000000000C0000-0x00000000000C2000-memory.dmp

Filesize
8KB

Download
memory/516-65-0x0000000000110000-0x0000000000131000-memory.dmp

Filesize
132KB

Download
memory/516-64-0x0000000074DB1000-0x0000000074DB3000-memory.dmp

Filesize
8KB

Download
memory/524-58-0x0000000000820000-0x0000000000841000-memory.dmp

Filesize
132KB

Download
memory/524-59-0x0000000000820000-0x0000000000841000-memory.dmp

Filesize
132KB

Download
memory/524-62-0x00000000002D0000-0x0000000000313000-memory.dmp

Filesize
268KB

Download
memory/524-63-0x0000000000820000-0x0000000000841000-memory.dmp

Filesize
132KB

Download
memory/524-54-0x0000000075531000-0x0000000075533000-memory.dmp

Filesize
8KB

Download
memory/524-56-0x0000000000820000-0x0000000000841000-memory.dmp

Filesize
132KB

Download
memory/524-57-0x0000000000820000-0x0000000000841000-memory.dmp

Filesize
132KB

Download
memory/524-55-0x0000000000780000-0x0000000000820000-memory.dmp

Filesize
640KB

Download
memory/964-70-0x00000000009D0000-0x0000000000A70000-memory.dmp

Filesize
640KB

Download
memory/964-75-0x00000000002F0000-0x0000000000311000-memory.dmp

Filesize
132KB

Download
memory/1376-79-0x0000000000080000-0x00000000000A1000-memory.dmp

Filesize
132KB

Download
memory/1924-66-0x000007FEFC0E1000-0x000007FEFC0E3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads